p-Block Elements-I - Result Question 17
####17. Statement I In water, orthoboric acid behaves as a weak monobasic acid.
Statement II In water, orthoboric acid acts as a proton donor.
$(2007,3 M)$
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Answer:
Correct Answer: 17. $A \rightarrow q ; B \rightarrow r ; C \rightarrow p ; D \rightarrow q, r$
Solution:
- Orthoboric acid is a weak, monobasic, Lewis acid and the poor acidic character is due to $p \pi-p \pi$ backbondings as:
